Wireless Mouse Youngmax 2.4Ghz 3 Buttons Opticle Slim Ergonomic Design with Nano Receiver Slim and light- Ergonomiclly designed for long time using, less fatigue but more comfort. Slim and fashion, can be an ideal match for almost all the computers. Smooth Perfomance- Precise and fluid mouse pointer control provides a great using experience. Advanced 2.4 Ghz optical technolegy and 1000 DPI. Stable connection- The transmission distance can go up to 33ft (10m), even on that long distance, the signal is still strong enough to make the mouse perform fluently. Nano receiver- Dont worry about losing your nano receiver any more, the clever design allows you to put it INSIDE THE MOUSE while not using. NOTE: the receiver is inside the mouse near the battery, please check when receiving. Universal- The mouse is compatible with most laptop and desktop computers, and can support win 98/2000/xp/Vista/7 and MAC 10.x. 12 months product guarantee and 24h customer service.